Club Drupal

<?php

/**

 * @file

 * Stub file for "icon" theme hook [pre]process functions.

 */

/**

 * Pre-processes variables for the "icon" theme hook.

 *

 * Bootstrap requires an additional "glyphicon" class for all icons.

 *

 * See theme function for list of available variables.

 *

 * @see icon_preprocess_icon_image()

 * @see template_preprocess_icon()

 * @see theme_icon()

 *

 * @ingroup theme_preprocess

 */

function bootstrap_preprocess_icon(&$variables) {

  $bundle = &$variables['bundle'];

  if ($bundle['provider'] === 'bootstrap') {

    $variables['attributes']['class'][] = 'glyphicon';

  }

}